import turtle
turtle.screensize(400,300,"white")
pen = turtle.Turtle()
pen.penup()
pen.goto(0,-120)
pen.pendown()
pen.begin_fill()
pen.fillcolor("black")
pen.circle(160,extent=180)
pen.circle(80,extent=180)
pen.circle(-80,extent=180)
pen.end_fill()
pen.circle(-160,extent=180)